Prepare against Oscar Prats Alonso
Spain · World #32,912 classical · FIDE ID 22200711
Our database contains 68 games by Oscar Prats Alonso, covering Jul 2006 to Jul 2026. Below you'll find Oscar Prats Alonso's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Oscar Prats Alonso before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 1,970 | 2,059 | May 2012 |
| Rapid | 1,973 | 2,030 | Apr 2022 |
| Blitz | 2,020 | 2,090 | Dec 2017 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 68 | 23 | 17 | 28 | 33.8% |
| As White | 36 | 15 | 10 | 11 | 41.7% |
| As Black | 32 | 8 | 7 | 17 | 25.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Oscar Prats Alonso's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Oscar Prats Alonso's side.
First moves as White (36 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 33 | 91.7% | 56.1% |
| d4 | 2 | 5.6% | 75.0% |
| Nc3 | 1 | 2.8% | 0.0% |
Main lines as White
- 1.e4 — 92% of White games, 56.1% score
- …c5 (33% of these games) — Alonso usually continues Nc3 (60.0% score)
- …e5 (21% of these games) — Alonso usually continues Nf3 (64.3% score)
- …e6 (18% of these games) — Alonso usually continues d4 (83.3% score)
- 1.d4 — 6% of White games, 75.0% score
- …Nf6 (50% of these games) — Alonso usually continues Nf3 (50.0% score)
- …d5 (50% of these games) — Alonso usually continues c4 (100.0% score)
As Black against 1.e4 (11 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 9 | 81.8% | 27.8% |
| e5 | 1 | 9.1% | 0.0% |
| c5 | 1 | 9.1% | 50.0% |
As Black against 1.d4 (13 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 12 | 92.3% | 45.8% |
| d5 | 1 | 7.7% | 50.0% |
Oscar Prats Alonso's chess games
All 68 games by Oscar Prats Alonso in the Chess.ceo database (Jul 2006 - Jul 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 23 wins, 17 draws, 28 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B23 | Sicilian: Closed | 11 | 5/2/4 | 45.5% |
| C01 | French Defense | 4 | 4/0/0 | 100.0% |
| C77 | Ruy Lopez: Morphy Defense | 3 | 1/0/2 | 33.3% |
| B07 | Pirc Defense | 2 | 0/1/1 | 0.0% |
| C06 | French: Tarrasch Variation | 2 | 0/2/0 | 0.0% |
| C67 | Ruy Lopez: Berlin Defense | 2 | 1/1/0 | 50.0% |
| A00 | Scandinavian Defense | 2 | 0/2/0 | 0.0% |
| D20 | Petrov's Defense | 1 | 1/0/0 | 100.0% |
| B15 | Caro-Kann | 1 | 0/0/1 | 0.0% |
| B39 | Sicilian: Accelerated Dragon | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A48 | Indian Defense | 3 | 0/2/1 | 0.0% |
| C06 | French: Tarrasch Variation | 3 | 1/0/2 | 33.3% |
| E90 | King's Indian Defense: Orthodox Variation | 3 | 1/0/2 | 33.3% |
| A01 | Nimzovich-Larsen attack | 2 | 1/0/1 | 50.0% |
| A49 | King's Indian Defense | 2 | 1/1/0 | 50.0% |
| C17 | French: Winawer Variation | 2 | 0/0/2 | 0.0% |
| A15 | English Opening | 2 | 0/1/1 | 0.0% |
| A08 | Hungarian Opening | 2 | 0/0/2 | 0.0% |
| C01 | French: Exchange Variation | 1 | 1/0/0 | 100.0% |
| C02 | French: Advance Variation | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Nov 2015 | Jordi Bada Navarra | 2,249 | ch-Sant Boi City | A85 |
| Oct 2015 | Xavier Delgado Osorio | 2,210 | ch-Sant Boi City | B30 |
| Sep 2014 | Xavier Martinez Pla | 2,182 | 5th Barcelona Sant Marti Open | B23 |
| Oct 2016 | David Miguel Centeno | 2,115 | Sant Boi IM | C01 |
| Nov 2016 | Emilio Josep Munoz Cuesta | 2,112 | Sant Boi IM | A01 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| 29th Sant Boi Open | 2017 | 9 | 4.5 | 1,891 |
| Sant Boi IM | 2016 | 9 | 5 | 2,115 |
| ch-Sant Boi City | 2015 | 8 | 3 | 2,115 |
| 28th Sant Boi Chalmeta Memorial Open | 2016 | 7 | 4.5 | 2,039 |
| 36th Sant Boi Open | 2014 | 6 | 2.5 | 1,991 |
| 16th Benidorm Open U2000 | 2017 | 5 | 2.5 | 1,885 |
| 15th Sant Miquel Olerdola Open | 2024 | 5 | 3.5 | 2,033 |
| 5th Barcelona Sant Marti Open | 2014 | 4 | 1 | 2,055 |
Interactive opening tree from all 68 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Oscar Prats Alonso's chess games?
68 games by Oscar Prats Alonso, from Jul 2006 to Jul 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Oscar Prats Alonso has played.
What does Oscar Prats Alonso play on the first move as White?
Across 36 games with White in our database, Oscar Prats Alonso opens with 1.e4 (92% of games), 1.d4 (6% of games), 1.Nc3 (3% of games). Against 1.e4 as Black, Oscar Prats Alonso answers 1...e6 (82% of games), 1...e5 (9% of games), 1...c5 (9% of games). Against 1.d4: 1...Nf6 (92% of games), 1...d5 (8% of games).
What openings does Oscar Prats Alonso play as White?
As White, Oscar Prats Alonso's most-played openings in our database are: Sicilian: Closed (11 games, 45.5% win rate); French Defense (4 games, 100.0% win rate); Ruy Lopez: Morphy Defense (3 games, 33.3% win rate). The full breakdown of 36 games with White is in the table above.
What openings does Oscar Prats Alonso play as Black?
As Black, Oscar Prats Alonso most often plays: Indian Defense (3 games, 0.0% win rate); French: Tarrasch Variation (3 games, 33.3% win rate); King's Indian Defense: Orthodox Variation (3 games, 33.3% win rate). See the table above for the top ten Black openings across 32 games.
What is Oscar Prats Alonso's FIDE rating?
Oscar Prats Alonso is currently rated 1,970 in classical chess, 1,973 in rapid and 2,020 in blitz. Peak classical rating: 2,059 (May 2012).
How many games has Oscar Prats Alonso played?
Our database contains 68 games by Oscar Prats Alonso, covering Jul 2006 to Jul 2026. Overall record: 23 wins, 17 draws, 28 losses (33.8% win rate).
How do I prepare against Oscar Prats Alonso?
68 games by Oscar Prats Alonso reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.